Lighting

Discussions on lighting and what lights are best to use for your grow.

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  1. Sticky Threads
  2. jcj77d
    Sticky
    Like x 11

    All About Lighting

    jcj77d, Aug 24, 2008 ... 18 19 20
    Replies:
    388
    Views:
    133,780
    ledxpert
    ledxpert
    Mar 15, 2020
  3. jcj77d
    Sticky
    Like x 4

    How Light is Measured & Lighting Spectrum and Photosythesis

    jcj77d, Nov 1, 2009 ... 3 4 5
    Replies:
    96
    Views:
    116,191
    Madsen122
    Madsen122
    Sep 4, 2019
  4. Normal Threads
  5. DezmondG

    QB96’s or strips or ??? DIY light build

    DezmondG, Jul 9, 2020 at 3:04 AM
    Replies:
    2
    Views:
    30
    Sc00byD00bie
    Sc00byD00bie
    Jul 9, 2020 at 9:20 AM
  6. Temporarilycoldturkey

    basic (LED vs HID) lighting question

    Temporarilycoldturkey, Jul 1, 2020 ... 2 3
    Replies:
    40
    Views:
    466
    Harry Timbercrank
    Harry Timbercrank
    Jul 9, 2020 at 3:59 AM
  7. Mandyrarsh

    Grow light not working, help!

    Mandyrarsh, Jul 9, 2020 at 12:33 AM
    Replies:
    7
    Views:
    56
    bkarnaze
    bkarnaze
    Jul 9, 2020 at 2:00 AM
  8. summersoft

    What light is better of these. Got plenty of them

    summersoft, Jul 7, 2020 at 6:52 PM
    Replies:
    10
    Views:
    143
    summersoft
    summersoft
    Jul 8, 2020 at 10:33 PM
  9. Backwoodleaf

    Sick Plants / Deficiency Help!

    Backwoodleaf, Jul 4, 2020 at 8:09 PM
    Replies:
    3
    Views:
    73
    Cats_in_Superposition
    Cats_in_Superposition
    Jul 8, 2020 at 9:28 PM
  10. Backwoodleaf

    DIY HLG 550 Build Help! Not Lighting UP :(

    Backwoodleaf, Jul 4, 2020 at 7:56 PM
    Replies:
    2
    Views:
    83
    Backwoodleaf
    Backwoodleaf
    Jul 8, 2020 at 8:24 PM
  11. growslower

    QB size for a 3x2 tent

    growslower, Jul 8, 2020 at 5:43 PM
    Replies:
    3
    Views:
    40
    wEEDhEAD1
    wEEDhEAD1
    Jul 8, 2020 at 7:33 PM
  12. Jzzle86

    Alibaba qb's

    Jzzle86, Jul 8, 2020 at 5:23 AM
    Replies:
    4
    Views:
    74
    HardDrive
    HardDrive
    Jul 8, 2020 at 5:14 PM
  13. IMOKEBUD

    Led and seedlings

    IMOKEBUD, Jul 6, 2020 at 8:20 PM
    Replies:
    7
    Views:
    96
    IMOKEBUD
    IMOKEBUD
    Jul 8, 2020 at 5:03 PM
  14. Daleoo2

    Help me Built my light system

    Daleoo2, May 11, 2020 ... 2
    Replies:
    28
    Views:
    717
    Daleoo2
    Daleoo2
    Jul 7, 2020 at 7:44 PM
  15. Twisteril

    ROI-E680 LED System?

    Twisteril, Jul 6, 2020 at 2:17 AM
    Replies:
    11
    Views:
    106
    Sade
    Sade
    Jul 7, 2020 at 7:14 PM
  16. GottaCoughToGetOff

    8x4 qb ideas

    GottaCoughToGetOff, May 4, 2020 ... 3 4 5
    Replies:
    88
    Views:
    2,592
    Sade
    Sade
    Jul 6, 2020 at 10:06 PM
  17. Cavemanej255

    LED strip spacing for seedlings

    Cavemanej255, Jul 5, 2020 at 6:36 PM
    Replies:
    1
    Views:
    56
    Cavemanej255
    Cavemanej255
    Jul 6, 2020 at 2:32 AM
  18. OldUR

    Too good to be true?

    OldUR, Jul 4, 2020 at 10:52 PM
    Replies:
    3
    Views:
    112
    OldUR
    OldUR
    Jul 5, 2020 at 2:31 PM
  19. Popcorn
    Like x 3

    Spider farmer sf1000 led

    Popcorn, May 27, 2020 ... 2
    Replies:
    35
    Views:
    1,144
    Popcorn
    Popcorn
    Jul 5, 2020 at 5:21 AM
  20. OC Joe

    Spider Farmer vs Mars Hydro LEDs

    OC Joe, Nov 19, 2019 ... 2 3
    Replies:
    54
    Views:
    14,938
    Cabs
    Cabs
    Jul 5, 2020 at 1:32 AM
  21. willangelini13

    4x8 with 4 - Mars Hydro SF 250

    willangelini13, Jul 1, 2020
    Replies:
    1
    Views:
    76
    wEEDhEAD1
    wEEDhEAD1
    Jul 4, 2020 at 7:55 PM
  22. willangelini13

    3 480w kingbrite quantum grow lights for a 5x9 room

    willangelini13, Jul 3, 2020 at 12:55 AM
    Replies:
    2
    Views:
    72
    wEEDhEAD1
    wEEDhEAD1
    Jul 4, 2020 at 7:54 PM
  23. willangelini13

    HLG for my 5x5 ?

    willangelini13, Jul 4, 2020 at 6:00 PM
    Replies:
    4
    Views:
    73
    wEEDhEAD1
    wEEDhEAD1
    Jul 4, 2020 at 7:47 PM
  24. willangelini13

    Kingbrite shipping rite now?

    willangelini13, Jul 3, 2020 at 2:12 AM
    Replies:
    7
    Views:
    102
    wEEDhEAD1
    wEEDhEAD1
    Jul 4, 2020 at 7:41 PM
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